1338351607770 has 16 divisors (see below), whose sum is σ = 3212043858720. Its totient is φ = 356893762064.

The previous prime is 1338351607739. The next prime is 1338351607783. The reversal of 1338351607770 is 777061538331.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22305860100 + ... + 22305860159.

It is an arithmetic number, because the mean of its divisors is an integer number (200752741170).

Almost surely, 2^{1338351607770} is an apocalyptic number.

1338351607770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1338351607770 is an abundant number, since it is smaller than the sum of its proper divisors (1873692250950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1338351607770 is a wasteful number, since it uses less digits than its factorization.

1338351607770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44611720269.

The product of its (nonzero) digits is 2222640, while the sum is 51.

The spelling of 1338351607770 in words is "one trillion, three hundred thirty-eight billion, three hundred fifty-one million, six hundred seven thousand, seven hundred seventy".